WO2013146102A1 - 空気調和装置 - Google Patents

空気調和装置 Download PDF

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Publication number
WO2013146102A1
WO2013146102A1 PCT/JP2013/055770 JP2013055770W WO2013146102A1 WO 2013146102 A1 WO2013146102 A1 WO 2013146102A1 JP 2013055770 W JP2013055770 W JP 2013055770W WO 2013146102 A1 WO2013146102 A1 WO 2013146102A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor
partition plate
plate portion
bearing
fixing portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2013/055770
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
一歩 平尾
直之 伏見
康治 佐久間
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Global Life Solutions Inc
Original Assignee
Hitachi Appliances Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Appliances Inc filed Critical Hitachi Appliances Inc
Publication of WO2013146102A1 publication Critical patent/WO2013146102A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
    • F24F11/35—Responding to malfunctions or emergencies to fire, excessive heat or smoke by closing air passages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein

Definitions

  • the present invention relates to an air conditioner.
  • Patent Document 1 JP-A-2005-164072
  • Patent Document 1 describes a method for fixing a bearing fixing base and a bearing portion and a method for fixing a bearing fixing base and an upper surface side plate portion as a method for performing centering of a rotating shaft with high accuracy. This fixing method is shown so that the bearing fixing base is fixed so as not to move in the forward direction of the unit, and the centering can be performed with high accuracy.
  • Patent Document 1 since the bearing fixing base is not fixed in the rear direction of the unit, there is a possibility that the accuracy of the centering is not achieved. Further, the case where the positional relationship between the motor fixing portion and the bearing fixing base is deviated is not taken into consideration in Patent Document 1, and there is a possibility that the centering accuracy may be lowered.
  • an object of the present invention is to facilitate positioning of the motor fixing portion or the bearing fixing base and obtain high centering accuracy, and also to suppress the displacement of the motor fixing portion or the bearing fixing base, thereby reducing vibration and noise. Is to provide a simple air conditioner.
  • the present application includes a plurality of means for solving the above-mentioned problems. If an example is given, the interior is partitioned by a partition plate portion into a heat exchange chamber that houses a heat exchanger and a blower chamber that houses a blower fan, A fan motor that drives the blower fan, a bearing that supports a rotation shaft of the fan motor, and an air that is provided in the blower chamber and that is fixed to the upper surface side plate portion and the partition plate portion by a motor fixing portion.
  • the upper surface side plate portion is formed with a motor fixing portion cut-and-raised portion formed on the fan motor side, and the motor fixing portion cut-and-raised portion is on the side of the partition plate portion of the motor fixing portion.
  • the motor fixing portion is prevented from moving to the partition plate portion side by contacting on the surface.
  • FIG. 1 It is a figure which shows the perspective view of the air conditioning apparatus 1 of a present Example. Sectional drawing which looked at the air conditioning apparatus 1 of a present Example from the horizontal direction (right direction of FIG. 1) is shown. It is an example of the internal structure figure of the air conditioning apparatus 1 of a present Example. It is the figure which looked at the state which attached the motor fixing
  • FIG. 1 is a perspective view of an air conditioner 1 according to this embodiment.
  • FIG. 2 shows a cross-sectional view of the air conditioner 1 of the present embodiment as viewed from the lateral direction (right side direction of FIG. 1).
  • the air conditioner 1 of the present embodiment is attached in a state of being close to the ceiling.
  • the air conditioner 1 sucks air from the suction port 21, performs heat exchange by the heat exchanger 3, and blows out air that has undergone heat exchange from the outlet 22.
  • the air conditioning operation is performed.
  • the space that houses the heat exchanger 3 is called a heat exchange chamber A
  • the space that houses the blower fan 4 is called a blower chamber B.
  • the heat exchange chamber A and the air blowing chamber B are partitioned by the partition plate portion 2 and are formed by the partition plate portion 2 and the upper surface side plate portion 5 (top plate).
  • FIG. 3 is a view showing the internal structure of the air conditioner, and shows the view of FIG. 1 as viewed from below.
  • the blower chamber B is configured to be partitioned by the upper surface side plate portion 5 and the partition plate portion 2, and includes a motor fixing portion 7 (motor fixing base) for fixing the fan motor 6 that drives the blower fan 4 to the upper surface side plate portion 5, and a fan.
  • a bearing portion 8 (bearing fixing base) that supports the rotating shaft of the motor 6 and a bearing fixing portion 9 that fixes the bearing portion 8 to the upper surface side plate portion 5 are provided.
  • the upper surface side plate portion 5 is disposed on the opposite side.
  • the air conditioner 1 partitions the interior into the heat exchange chamber A that houses the heat exchanger 3 and the blower chamber B that houses the blower fan 4 by the partition plate portion 2.
  • the fan motor 6 that drives the fan 4, the bearing portion 8 that supports the rotation shaft of the fan motor 6, and the blower chamber B are provided in the fan chamber 6. Fixed to.
  • the motor fixing portion 7 and the bearing fixing portion 9 are displaced forward (downward in FIG. 3) and rearward (upward in FIG. 3), or in the direction of the rotation axis (left and right in FIG. 3). If this misalignment occurs, it may cause vibration and noise due to the bending deformation and misalignment of the rotating shaft. Therefore, it is important to prevent this misalignment. Below, the structure of the present Example for solving this subject is demonstrated.
  • FIG. 4 is a view of the state in which the motor fixing portion 7 of this embodiment is attached to the upper surface side plate portion 5 as viewed from the direction of the rotation axis.
  • FIG. 5 shows a perspective view of the motor fixing portion 7 of this embodiment.
  • the upper surface side plate portion 5 is formed with a motor fixing portion cut-and-raised portion 10 formed on the fan motor 6 side, and the motor fixing portion cut-and-raised portion 10 is a motor.
  • Contact is made at the heat exchanger chamber side movement preventing surface 15 on the side of the partition plate portion 2 of the fixed portion 7.
  • the partition plate portion 2 is disposed on the near side
  • the upper surface side plate portion 5 is disposed on the lower side.
  • the motor fixing portion 7 is prevented from moving to the partition plate portion 2 side (the upper side in FIG. 4, the front side in FIG. 5). It is possible to prevent displacement of the fan motor 6 in the front direction of the unit (upper side in FIG. 3), and it is possible to perform positioning using this.
  • the motor fixing portion 7 includes an upper surface side plate portion 5 (not shown, but arranged on the lower side of FIG. 5) on both sides in the rotational axis direction of the fan motor 6. It is configured to be fixed.
  • the motor fixing portion cut-and-raised portion 10 is composed of two cut-and-raised portions formed on both sides in the rotation axis direction, and these cut-and-raised portions are respectively formed on the partition plate portions 2 (not shown) on both sides in the rotation axis direction.
  • the motor fixing part 7 is prevented from moving to the partition plate part 2 side by making contact with the surface (heat exchanger chamber side movement preventing surface 15) on the side of (not on the front side of FIG. 5) It is.
  • the motor fixing part cut-and-raised part 10 is formed on the upper surface side plate part 5 so that a separate member is not required and the cost is reduced.
  • welding or the like is used instead of the motor fixing part cut-and-raised part 10. It is also possible to form a motor fixing portion convex portion on the fan motor 6 side and thereby achieve the same operation as the motor fixing portion cut-and-raised portion 10.
  • the upper surface side plate portion 5 is formed with a convex portion 11 (rib shape) so as to protrude toward the partition plate portion 2, and the partition plate portion 2 has a shape of the convex portion 11 at a position where it contacts the upper surface side plate portion 5. It is bent to match. In this way, the partition plate portion 2 is configured to come into contact with the fan motor 6 on the opposite side surface, so that the partition plate portion 2 does not move to the motor fixing portion 7 side (lower side in FIG. 4).
  • FIGS. 6 and 7 solves this problem and suppresses the generation of noise and vibration.
  • FIG. 6 is a view of the state where the bearing fixing portion 9 of this embodiment is attached to the upper surface side plate portion 5 as viewed from the direction of the rotation axis.
  • FIG. 7 is a perspective view of the bearing fixing portion 9 of the present embodiment.
  • the bearing portion 8 is fixed by the bearing fixing portion 9, and the bearing fixing portion 9 is fixed to the upper surface side plate portion 5 and the partition plate portion 2.
  • the upper surface side plate portion 5 is disposed on the lower side, and the partition plate portion 2 is disposed on the near side.
  • the upper surface side plate portion 5 is formed with a bearing fixing portion cut-and-raised portion 12 formed on the bearing portion 8 side, and the bearing fixing portion cut-and-raised portion 12 is a partition plate portion 2 (not shown) of the bearing fixing portion 9. Is disposed on the heat exchanger chamber side movement preventing surface 13 on the near side of FIG.
  • the opposite side surface is a surface where the heat exchanger chamber side movement preventing surface 13 of the bearing fixing portion 9 in FIG. 7 and the heat exchanger chamber side movement preventing portion 17 of the bearing fixing portion cut-and-raised portion 12 are in contact. Thereby, the bearing fixing
  • the bearing fixing portion cut and raised portion 12 is brought into contact with the bearing fixing portion 9 on the surface in the rotation axis direction so that the bearing fixing portion 9 does not move in the rotation axis direction. That is, the bearing fixing portion 9 does not move in the direction of the rotation axis due to the contact between the rotation axis direction movement preventing surface 14 of the bearing fixing portion 9 in FIG. 7 and the rotation axis direction movement preventing portion 18 of the bearing fixing portion cut-and-raised portion 12. It is what you want to do. This is because the bearing fixing portion 9 is fixed to the top surface top plate 5 by the screw 23, but the bearing fixing portion 9 moves in the rotation direction of the screw 23, that is, the rotation axis direction during this operation. Is to prevent. As a result, workability can be improved and misalignment can be prevented.
  • positioning can be performed so that the center of the bearing portion 8 coincides with the rotation axis of the fan motor 6, and misalignment can be prevented. This makes it possible to reduce the vibration and noise caused by misalignment. Further, since the cut-and-raised portions for the motor fixing portion 7 and the bearing fixing portion 9 are formed by the upper surface side plate portion 5 which is the same component, it is easy to perform dimensional control during manufacturing.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
PCT/JP2013/055770 2012-03-28 2013-03-04 空気調和装置 Ceased WO2013146102A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-072718 2012-03-28
JP2012072718A JP6022182B2 (ja) 2012-03-28 2012-03-28 空気調和装置

Publications (1)

Publication Number Publication Date
WO2013146102A1 true WO2013146102A1 (ja) 2013-10-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/055770 Ceased WO2013146102A1 (ja) 2012-03-28 2013-03-04 空気調和装置

Country Status (2)

Country Link
JP (1) JP6022182B2 (enExample)
WO (1) WO2013146102A1 (enExample)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676914U (enExample) * 1979-11-19 1981-06-23
JP2000274728A (ja) * 1999-03-26 2000-10-06 Sanyo Electric Co Ltd 空気調和機
JP2005164072A (ja) * 2003-11-28 2005-06-23 Advanced Kucho Kaihatsu Center Kk 空気調和装置
JP2005164073A (ja) * 2003-11-28 2005-06-23 Advanced Kucho Kaihatsu Center Kk 空気調和装置
JP2011094817A (ja) * 2009-10-27 2011-05-12 Fujitsu General Ltd ダクト型空気調和機

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07332703A (ja) * 1994-06-10 1995-12-22 Fujitsu General Ltd モータ取付台の取付構造
JP3368707B2 (ja) * 1995-03-02 2003-01-20 三菱電機株式会社 空気調和装置
JPH11191941A (ja) * 1997-10-22 1999-07-13 Hoshizaki Electric Co Ltd ファンモーターの取付構造及びそのブラケットの製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676914U (enExample) * 1979-11-19 1981-06-23
JP2000274728A (ja) * 1999-03-26 2000-10-06 Sanyo Electric Co Ltd 空気調和機
JP2005164072A (ja) * 2003-11-28 2005-06-23 Advanced Kucho Kaihatsu Center Kk 空気調和装置
JP2005164073A (ja) * 2003-11-28 2005-06-23 Advanced Kucho Kaihatsu Center Kk 空気調和装置
JP2011094817A (ja) * 2009-10-27 2011-05-12 Fujitsu General Ltd ダクト型空気調和機

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Publication number Publication date
JP2013204875A (ja) 2013-10-07
JP6022182B2 (ja) 2016-11-09

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